Description
The DS18B20 Digital Temperature Sensor Module provides precise and reliable temperature measurements over a wide operating range. Using a 1-Wire communication interface, it requires only a single data line for communication, making it simple to integrate with microcontrollers such as Arduino, ESP32, Raspberry Pi, and other embedded systems.
Each DS18B20 sensor features a unique 64-bit serial code, allowing multiple sensors to operate on the same data bus. Ideal for distributed temperature monitoring systems. With adjustable resolution and support for parasitic power mode, this sensor is suitable for both industrial and consumer applications.
Key Features
- Wide Temperature Range: –55°C to +125°C
- High Accuracy: ±0.5°C (from –10°C to +85°C)
- Adjustable Resolution: 9 to 12-bit digital output
- 1-Wire Interface: Only one data line required
- Flexible Power Options: 3.0V – 5.5V supply or parasitic power mode
- Unique 64-bit ID: Multiple sensors can share the same bus
- Compact & Durable: Suitable for industrial and IoT environments
Specification
- Measurement Range: –55°C to +125°C
- Accuracy: ±0.5°C (–10°C to +85°C range)
- Resolution: Programmable 9–12 bit
- Operating Voltage: 3.0V – 5.5V
- Interface Protocol: 1-Wire
- Unique Address: 64-bit factory-lasered serial code
- Power Modes: External power or parasitic power
- Output Type: Digital temperature data
Application
- HVAC systems
- Industrial temperature monitoring
- Smart home automation
- Weather stations
- IoT sensor networks
- Data logging systems
- Environmental monitoring
Why Choose the DS18B20?
✔ High Accuracy & Stability – Reliable long-term temperature monitoring
✔ Simple Wiring – 1-Wire protocol reduces complexity
✔ Expandable System Design – Multiple sensors on one data line
✔ Wide Compatibility – Works with most popular microcontrollers